Finding the Fourth Proportional to 1,537,372.23, 2,305,821.79 and 512,720.53
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Solution
The fourth proportional to 1,537,372.23, 2,305,821.79 and 512,720.53 is: 769,001.91
Step by Step Solution
- Step 1: Write the proportion equation
1,537,372.23 : 2,305,821.79 = 512,720.53 : x - Step 2: Convert to fraction form
1,537,372.23/2,305,821.79 = 512,720.53/x - Step 3: Cross multiply
1,537,372.23x = 2,305,821.79 × 512,720.53 - Step 4: Simplify right side
1,537,372.23x = 1,182,242,175,216.89 - Step 5: Solve for x
x = 1,182,242,175,216.89/1,537,372.23 - Step 6: Final answer
x = 769,001.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.